Home / 1,053,458.75-1,453,768.40-570,032.46

Finding the Fourth Proportional to 1,053,458.75, 1,453,768.40 and 570,032.46

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Solution

The fourth proportional to 1,053,458.75, 1,453,768.40 and 570,032.46 is: 786,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,458.75 : 1,453,768.40 = 570,032.46 : x
  2. Step 2: Convert to fraction form
    1,053,458.75/1,453,768.40 = 570,032.46/x
  3. Step 3: Cross multiply
    1,053,458.75x = 1,453,768.40 × 570,032.46
  4. Step 4: Simplify right side
    1,053,458.75x = 828,695,174,472.10
  5. Step 5: Solve for x
    x = 828,695,174,472.10/1,053,458.75
  6. Step 6: Final answer
    x = 786,642.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.